172456-72020 Radiator Cap for Yanmar Mini Excavators ViO17 ViO20 ViO27

172456-72020 Radiator Cap – High-Quality Aftermarket Replacement for Yanmar Excavators

Keep your Yanmar mini excavator’s cooling system pressurized and protected with this premium aftermarket 172456-72020 radiator cap. Engineered as a direct OEM replacement, it maintains proper coolant pressure to prevent overheating, boiling, and leaks, ensuring reliable performance in compact digging applications.

Key Benefits for Contractors and Operators

• Prevents Overheating: Holds system pressure to raise coolant boiling point, protecting the engine from damage during heavy loads and hot conditions.
• Direct Fit Installation: Matches genuine Yanmar specs for quick, tool-free replacement – no modifications needed for fast maintenance.
• Built Tough for Heavy Duty Use: Durable construction resists corrosion, pressure cycles, and extreme temperatures for long-lasting sealing.
• Cost-Effective Alternative: OEM-level safety and performance at aftermarket pricing – essential for routine cooling system checks and repairs.
• Fast Shipping: In stock and ready to ship within 1-3 days.

Compatible Yanmar Models

This radiator cap is commonly used in mini excavators including (verify your machine’s parts manual for exact fit):

• ViO17, ViO20, ViO20-2, ViO20-3
• ViO27, B17, B22 and related series

Specifications

Questions? Contact us for fitment confirmation or bulk pricing. We stand behind our parts with fast shipping and easy returns.